Finding the Fourth Proportional to 4,242,605.10, 5,854,927.82 and 2,407,140.65
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Solution
The fourth proportional to 4,242,605.10, 5,854,927.82 and 2,407,140.65 is: 3,321,929.43
Step by Step Solution
- Step 1: Write the proportion equation
4,242,605.10 : 5,854,927.82 = 2,407,140.65 : x - Step 2: Convert to fraction form
4,242,605.10/5,854,927.82 = 2,407,140.65/x - Step 3: Cross multiply
4,242,605.10x = 5,854,927.82 × 2,407,140.65 - Step 4: Simplify right side
4,242,605.10x = 14,093,634,735,081.10 - Step 5: Solve for x
x = 14,093,634,735,081.10/4,242,605.10 - Step 6: Final answer
x = 3,321,929.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.